diff options
Diffstat (limited to 'examples/src/bin/hello-world.rs')
| -rw-r--r-- | examples/src/bin/hello-world.rs | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/examples/src/bin/hello-world.rs b/examples/src/bin/hello-world.rs index fa70c1d..73afa22 100644 --- a/examples/src/bin/hello-world.rs +++ b/examples/src/bin/hello-world.rs @@ -10,15 +10,15 @@ fn main() { // Service handles are internally reference-counted. When all instances of a // service handle go out of scope, the service will be closed. - // The APT service handles application management functions, such as - // syncing our main loop with the graphics hardware. + // The APT service handles application management functions, such as enabling sleep + // mode and jumping to the home menu or to other applications let apt = Apt::init().unwrap(); // The HID service handles button and touch screen inputs. let hid = Hid::init().unwrap(); // The GFX service manages the framebuffers for the top and bottom screens. - let mut gfx = Gfx::default(); + let gfx = Gfx::default(); // Initialize a ctrulib console and direct standard output to it. // Consoles can be initialized on both the top and bottom screens. @@ -41,8 +41,12 @@ fn main() { gfx.flush_buffers(); gfx.swap_buffers(); + // Wait for the next frame to begin + gfx.wait_for_vblank(); + // Scan for user input. hid.scan_input(); + // Check if the user has pressed the given button on this frame. // If so, break out of the loop. if hid.keys_down().contains(KeyPad::KEY_START) { |